Tradition in Newspapers

Leap Year postcard from 1908

Leap Year

A Leap Year is a year that includes an additional span of time to synchronize the calendar year with the solar or seasonal year. Lunisolar calendars add a leap month (also called an intercalary or embolismic month) every 2-3 years, while every 4 years the modern Gregorian calendar adds a single day at the end …Read More